The stereo plotting instruments are generally manufactured on the principle of o

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Question
The stereo plotting instruments are generally manufactured on the principle of
Options
A. optical projection
B. optical mechanism projection
C. mechanical projection
D. all the above.

Correct Answer

all the above.

Advanced Surveying problems

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1. The angle between the axis of earth and the vertical at the station of observation is called
Options
A. astronomical latitude
B. astronomical co-latitude
C. co-declination of star
D. declination of star.

2. While making astronomical observations, the observer is mainly concerned with
Options
A. the direction of the vertical, the axis of rotation of the instrument
B. the direction of the poles of the celestial sphere
C. the direction of the star from the instrument
D. all the above.

3. The movement of the projector in y-direction, introduces in the model a y-parallax
Options
A. maximum at position 1
B. maximum at position 2
C. maximum at position 5 and 6
D. maximum at positions 3 and 4
E. equally throughout the model.

4. Accidental errors
Options
A. do not follow any definite mathematical law
B. cannot be removed by applying corrections to the observed values
C. are generally small
D. are also known as compensating errors
E. all the above.

6. If ?, H, A and ? be the altitude, hour angle, azimuth and declination of a circumpolar star at its elongation, in latitude ?, the following relation holds good
Options
A.
B.
C.
D. all the above.

8. The shortest distance between two places measured along the surface of the earth, is
Options
A. length of the equator between their longitudes
B. length of the parallel between their longitudes
C. length of the arc of the great circle passing through them
D. none of these.

10. Pick up the correct statement from the following :
Options
A. Sidereal time at any instant is equal to the hour angle of the first point of Aries
B. Local sidereal time of any place is equal to the right ascension of its meridian
C. Sidereal time is equal to the right ascension of a star at its upper transit
D. All the above.

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